G-Shock GMAS2100-4A2
G-Shock GMAS2100-4A2
G-Shock GMAS2100-4A2
G-Shock GMAS2100-4A2
G-Shock GMAS2100-4A2
G-Shock GMAS2100-4A2
G-Shock GMAS2100-4A2
G-Shock GMAS2100-4A2

G Shock Watches

G-Shock GMAS2100-4A2

$249.00

This series downsizes the GA-2100 to create a simple and slim design. The octagonal bezel, flat face, simple bar hour markers, and carbon core guard structure that are distinctive features of the GA-2100 are now available in a compact configuration.

Accuracy
  • Accuracy: ±15 seconds per month
Alarm/hourly time signal
  • 5 daily alarms
    Hourly time signal
Calendar
  • Full auto-calendar (to year 2099)
Light
  • Double LED light
    LED light for the face (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
    LED backlight for the digital display (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
Mute feature
  • Button operation tone on/off
Other features
  • 12/24-hour format
    Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.)
    Regular timekeeping:
    Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (day)
    Digital: Hour, minute, second, pm, month, date
Stopwatch
  • 1/100-second stopwatch
    Measuring capacity:
    00'00''00~59'59''99 (for the first 60 minutes)
    1:00'00~23:59'59 (after 60 minutes)
    Measuring unit:
    1/100 second (for the first 60 minutes)
    1 second (after 60 minutes)
    Measuring modes: Elapsed time, split time, 1st-2nd place times
Timer
  • Countdown timer
    Measuring unit: 1 second
    Countdown range: 24 hours
    Countdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments)
World time
  • World time
    31 time zones (48 cities + coordinated universal time), daylight saving on/off
Band
  • Resin Band
Case and bezel material
  • Carbon / Resin
Case size (L× W× H)
  • 46.2 × 42.9 × 11.2 mm
Glass
  • Mineral Glass
Other
  • Neobrite
Construction
  • Shock Resistant
  • Carbon Core Guard structure
Power supply and battery life
  • Approx. battery life: 3 years on SR726W X 2
Water resistance
  • 200-metre water resistance
Weight
  • 41 g

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